One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,4)(3,9,10,7)(5,12,13,8)(11,14,16,15)(17,18,23,28)(19,29,30,24)(20,21,26,25)(22,27,31,32)(33,34,39,43)(35,38,37,41)(36,42,47,40)(44,46,45,48)(2,4)(7,9)(8,12)(14,15)(17,19,23,30)(18,24,28,29)(20,27,26,32)(21,22,25,31)(33,35,39,37)(34,38,43,41)(36,45,47,44)(40,46,42,48)(2,4)(3,10)(5,13)(14,15)(20,26)(21,25)(22,31)(27,32)(33,36,39,47)(34,40,43,42)(35,44,37,45)(38,48,41,46)(1,3)(2,7)(4,9)(5,11)(6,10)(8,14)(12,15)(13,16)(17,20)(18,25)(19,27)(21,28)(22,29)(23,26)(24,31)(30,32)(33,37,39,35)(34,41,43,38)(36,44,47,45)(40,48,42,46)(1,4,6,2)(3,7,10,9)(5,12,13,8)(11,14,16,15)(17,21,23,25)(18,26,28,20)(19,22,30,31)(24,32,29,27)(33,36)(34,42)(35,44)(37,45)(38,46)(39,47)(40,43)(41,48)(1,5,6,13)(2,8,4,12)(3,11,10,16)(7,14,9,15)(17,22)(18,27)(19,25)(20,29)(21,30)(23,31)(24,26)(28,32)(33,38,39,41)(34,35,43,37)(36,46,47,48)(40,45,42,44)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.